SAT语法题1.No two of the specimens [was sufficiently alike to w

SAT语法题
1.No two of the specimens [was sufficiently alike to warrant them being called ] members of a single species.
如果主语是No two of.那么谓语应该用单数还是复数呢?（就SAT来说）
2.In swimming as to soccer,Evangelina proved time after time to be an abler competitor than Juanita.to错,请问怎么改?
3.Long thought of as a quiet,stuffy place where people just borrowed books,libraries have been changing their images dramatically over the last few years.
quiet,stuffy place错了,问什么?
4.Most experts believe that the failure at giving young children physical affection would interfere with their normal development.
答案是the withholding of physical affection from young children interferes,原句为什么不可以?